Anti-mite pure natural combination agent suitable for silk floss as well as preparation process and application thereof
A technology for preparation process and combination agent, which is applied in the direction of chemicals, applications, and acaricides for biological control, which can solve the problems of chemical preparations easily causing allergies, environmental protection threats, etc., and achieve the effect of low cost of raw materials
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Embodiment 1
[0031] According to weight percentage, take 30 parts of Sophora flavescens extract, 30 parts of Cnidium fruit extract, 20 parts of Zanthoxylum bungeanum extract, 20 parts of Baibu extract to form a natural extract material, and then add 90% ethanol according to the ratio of material to liquid 1:100 Dissolve (the unit of natural extract material is g, and the unit of ethanol is ml), then ultrasonically oscillate for 5 minutes to mix and filter to make an anti-mite pure natural composition.
[0032] Specifically, during the extraction process of the Sophora flavescens extract, the medicinal materials of Sophora flavescens in the above percentage by weight are taken for crushing, and after crushing, a 40-mesh sieve is used for screening, and the powder less than or equal to 40 meshes is mixed with 10 times the amount of 2% hydrochloric acid aqueous solution Mix, ultrasonically extract for 1 hour, extract three times in total, combine the three extracts, concentrate to a relative d...
Embodiment 2
[0039] By weight percentage, take 20 parts of Sophora flavescens extract, 30 parts of Cnidium fruit extract, 20 parts of Zanthoxylum bungeanum extract, 30 parts of Neem bark extract, add 85 parts according to the solid-liquid ratio (1:200) involved in Example 1 % ethanol was dissolved, ultrasonically oscillated for 5 minutes, mixed and filtered to make an anti-mite pure natural composition.
[0040] Concretely, the extracting process of Sophora flavescens extract, Fructus Cnidii extract, and Zanthoxylum bungeanum extract are the same as in Example 1, the process of extracting neem bark: take neem bark, add 8 times the amount of ethanol with 80% concentration, 40 ± 1 Ultrasonic extraction at ℃ for 2 times, 30 minutes each time, filtering, combining the two extracts, recovering ethanol under reduced pressure, and obtaining the extract of neem bark.
[0041] Choose the anti-mite pure natural combination agent in this example to treat the silk floss, weigh the weight of the silk f...
Embodiment 3
[0044] By weight percentage, take 35 parts of Sophora flavescens extract, 35 parts of Cnidium fruit extract, and 30 parts of Zanthoxylum bungeanum extract, dissolve in 90% ethanol according to the solid-liquid ratio (1:300) involved in Example 1, and ultrasonically vibrate for 5 Mix in 1 minute and filter to make an anti-mite pure natural composition.
[0045] Specifically, the extraction process of Sophora flavescens extract, Fructus Cnidii extract, and Zanthoxylum bungeanum extract is the same as that in Example 1.
[0046] Choose the anti-mite pure natural combination agent in this example to treat the silk floss, weigh the weight of the silk floss, and add the anti-mite pure natural combination agent at a ratio of 1:9 (weight of silk floss g: volume ml of the anti-mite pure natural combination agent). At room temperature, the silk floss is treated with two immersion and two pressure methods, each dipping is 30 minutes, and after the end, the excess anti-mite pure natural c...
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